Eriades. 3179 
Heriades nigricornis Schenck, Jahrb. Ver. Naturk. Nassau XIV. 1859 p.347 & 348. 
Gyrodroma nigrieornis Thomson, Hymen. Scandin. II. 1872 p.260 n. 1, 9 5. 
Heriades casularum Chevrier, Mittheil. schweiz. entom. Ges. III. P. 10. 1872 p. 505 n. 8, C. 
Chelostoma nigricorne H. Müller, Verh. naturh. Ver. preuss. Rheinl. XXIX. 1872 p.62 & 75. 
Chelostoma nigricorne H. Müller, Befrucht. d. Blumen 1873 p. 461. 
Chelostoma nigricorne Schletterer, Zool. Jahrb. System. IV. 1889 p. 640, 9 (5. 
nyetanthes (IIL) D. T.'! — ;5 — Eur.: Germania. 
Anthophora nyctanthes Illiger, Magaz. f. Insectenk. V. 1806 p. 121 n. 66, ($ (s. descr.]. 
Eriades ? nyctanthes m. 
odontophorus Schlett. — €Q — Am. bor. 
Heriades odontophora Schletterer, Zool. Jahrb. System. IV. 1889 p. 679, €. 
orientalis (Schlett) D. T. — 9 — Am.: Chile. 
Chelostoma orientale Schletterer, Entom. Nachr. XVI. 1890 p. 236, Q. 
Eriades orientalis m. 
osmoides (Cress. Schlett. — O ( — Am.: Texas. 
Megachile osmoides Cresson, Trans. Amer. Entom. Soc. IV. 1872 p. 269, 9 55. 
Heriades osmoides Schletterer, Zool. Jahrb. System. IV. 1889 p. 684, O 6. 
paxillorum Chevr. — 9 ( — Eur.: Helvetia. 
Heriades paxillorum Chevrier, Mittheil. schweiz. entom. Ges. III. P. 10. 1872 p. 506n. 11, 9 5. 
Chelostoma paxillarum Schletterer, Zool. Jahrb. System IV. 1889 p. 645, 9 3. 
philadelphi Robts. — 9 ($ — Am.: Illinois. 
Heriades philadelphi Robertson, Trans. Amer. Entom. Soc. XVIII. 1891 p. 64, 9 d. 
phthisieus Gerst. — O — Afr.: Mossambique. 
Heriades phthisiea Gerstaecker, Monatsber. Akad. Wiss. Berlin 1857 p. 461 n. 13, C. 
Heriades phthisica Gerstaecker, Peters: Reise n. Mossambique. Zool. V. 1862 p. 450, Q. 
Heriades phthisiea Schletterer, Zool. Jahrb. System. IV. 1889 p. 671, Q. 
plenus Prov. — 5$ — Am.: Canada. 
Heriades plenum Provancher, Addit. faun. Canada. Hymén. 1888 p. 425 n. 3, $$. 
proximus (Schlett. D. T. — /$ — As.: Transcaucasus. 
Chelostoma proximum Schletterer, Zool. Jahrb. System. IV. 1889 p. 645, d. 
Eriades proxima m. 
punetulifer Schlett. — /$ — As. min. 
Heriades punetulifera Schletterer, Zool. Jahrb. System. IV. 1889 p. 670, 3. 
rotundiceps Cress. — OQ — Am.: Nevada, Oregon. 
Heriades ? rotundiceps Cresson, Trans. Amer. Entom. Soc. VII. 1879 p. 205, €. 
Heriades rotundiceps Schletterer, Zool. Jahrb. System. IV. 1889 p. 685, Q. 
rubieolus Pér. — 9 5$ — Eur.: Gallia. 
Heriades rubicola Pérez, Act. soc. Linn. Bordeaux XLIV. 1890 p.190, € d. 
rugifrons (Smith) D. T. — 9 — Am.: Georgia. 
Chelostoma rugifrons Smith, Catal. Hymen. Brit. Mus. II. 1854 p. 220 n. 8, Q. 
Chelostoma rugifrons Cresson, Proc. Entom. Soc. Philadelphia II. 1564 p. 382 m. 1, €. 
Chelostoma rugifrons Sehletterer, Zool. Jahrb. System. IV. 1889 p. 649, Q. 
Eriades rugifrons m. 
sehmiedeknechtii (Schlett. D. T. & Fr. — 9 — Eur.: Hungaria. 
Chelostoma Schmiedeknechtii Schletterer, Zool. Jahrb. System. IV. 1889 p. 638, Q. 
Eriades Sehmiedeknechtii Dalla Torre & Friese, Entom. Nachr. XXI. 1895 p. 69. 
signatus Ev. — ($ — Eur. Russia. 
Chelostoma signatum Eversmann, Bull. soc. natural. Moscou XXV. P.3. 1852 p.73 n.1, $. 
Chelostoma signatum Scehletterer, Zool. Jahrb. System. IV. 1889 p. 645, (j. 
Kriades signata Dalla Torre & Friese, Entom. Nachr. XXI. 1895 p. 69. 
